Almanak Hins íslenska þjóðvinafélags

Volume

Almanak Hins íslenska þjóðvinafélags - 01.01.1922, Page 119

Almanak Hins íslenska þjóðvinafélags - 01.01.1922, Page 119
Bræðslutími ýmsra efna. Gráður Gráður Helium . .< - 269 Strontium > 805 <[ 850 Vatnsefni . . . — 259 Neodym . . 840 Neon .... — 253 Baryum . . 850 Súrefni . . . — 230 Praseodum . . 940 Fluor .... 223 Germanium . . 958 Köfnunarefni — 210,5 Silfur . . . . . 961 Argon .... — 188 Radium . . 600—1200 Krypton . . . — 169 Gull ... . . 1063 Xenon .... — 140 Kopar . . . . 1083 Chlor .... - 101,5 Mangan . . . . 1225 Kvikasilfur . . — 38,7 Yttrium . . 1000-1400 Brom .... - 7,3 Samarium . 1300—1400 Cesium .... . 26 Scandium . 1000-1400 Gallium . . . . 30,1 Silicium . . 1420 Rubidium . . . . 38 Nikkel . . . . 1450 Fosfor .... . 44,1 Kobalt . . Kalium .... . 62,3 Chrom . . Natrium . . . . 97,5 Járn . . . Joð . 114 Palladium . . . 1550 Brennisteinn 113,5—119,5 Zirkonium . > 1420 Indium . . . . 154,5 Thorium > 1700 < 1755 Lithium . . . . 186 Vanadium . . . 1730 Selen . . . 217-220 Platina . . Tin . 213,9 Beryllium . . < 1800 Wismut . . . . 270 Ytterbium . 1600—2000 Thallium . . . . 302 Titan . . . 2200-2400 Kadmium . . . . 321 Rhodium . . . 1920 Blý . 327,4 Ruthenium . > 1950 Zink . 419,3 Niob . . . Tellur .... . 451 Bor . . . 2200—2500 Arsen .... . 500 Iridium . . Antimon . . . . 630 Uran . . . . < 2500 Cer . 645 Molubdan . . . 2500 Magnesium . . . 650 Osmium . . 2700 (83) 6’
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Almanak Hins íslenska þjóðvinafélags

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